module.exports = {
    // create by mongodb automatic (24 [a-f0-9] chars)
    _id: { sample:"5c46d2b0eb4eed8d8f10603c", alias:"ID", description:""},
    _invalid : { sample:undefined, alias:'非法', description:''},
    article_id: { sample:"5c46d2b0eb4eed8d8f10603c", alias:"文章ID", description:""},
    user_id: { sample:"5c46d2b0eb4eed8d8f10603c", alias:"用户ID", description:""},
    path: { sample:"10/2/1", alias:"点赞位置", max:32, description:"多级树形评论的点赞位置，点赞文章本身时，path为0"},
    produceTime : { sample:1551333801530, alias:'发布时间', description:'date.getTime()'},
};